{if !$is_mobile && !empty($back_btn)}
<header class="mui-bar mui-bar-nav">
    {if $back_btn == 'back'}
    <a class="mui-action-back mui-icon mui-icon-left-nav mui-pull-left" href="javascript:window.history.back();"></a>
    {elseif $back_btn == 'hide'}
    {else}
    <a class="mui-action-back mui-icon mui-icon-left-nav mui-pull-left" href="{$back_btn}"></a>
    <a href="{$back_btn}">&nbsp;</a>
    {/if}
    <h1 class="mui-title">{$title|default=''}</h1>
</header>
{/if}